Mammoth Magazine

April 2012

Living the Post-Traumatic State from Scientific and Clinical Perspectives

Methodology and statistics


« When we dichotomize, we sort but do not manipulate ».

- Joseph Rochford, PhD, on the use of median split in stress research

Correspondance between Sonia Lupien Ph.D., Joseph Rochford Ph.D. and Jeremy Miles Ph.D. on the drawbacks of using a median-split post-hoc to dichotomize a population in behavioural sciences.

"Breaking up is hard to do: The Heartbreak of Dichotomizing Continuous Data” by David L. Streiner

Correspondance on the issue of median split in stress research, Follow-up on the Streiner paper.

 

Chaire sur la santé mentale Femmes/Hommes Centre de recherche Fernand-Seguin de l’Hôpital Louis-H. Lafontaine – Website